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West Nile Virus Warning

WNV UPDATE: As of September 24th, the Orange County Mosquito and Vector Control District (OCMVCD/District) has confirmed West Nile virus in a sample of mosquitoes collected in the following cities: Anaheim, Buena Park, Fountain Valley, Fullerton, Garden Grove, Orange, Santa Ana and Villa Park. At this time, there have been six human infections in the following cities: Anaheim, Costa Mesa, Fullerton, Santa Ana and Tustin. At this time, 11 dead birds with WNV have been found in the following cities: Anaheim, Cypress, Fullerton, Garden Grove, Orange, Santa Ana and Tustin. Orange County residents can do a variety of things to help protect themselves and the community, and to help reduce the risk from mosquitoes this season: • Eliminate standing water around the home or office • Make sure all window and door screens on the property are in good repair • Request FREE mosquitofish from the District for placement in ornamental ponds • Wear a repellent containing DEET®, Picaridin, IR 3535, or Oil of Lemon Eucalyptus • Contact the Orange County Mosquito and Vector Control District to report dead birds or neglected swimming pools Residents are encouraged to sign-up for District email notification, follow OCMVCD on social media, and visit the website for the most current West Nile virus information: (714) 971-2421 or (949) 654-2421, or visit www.ocvector.org.

Villa Park, CA – Published July 30, 2018

The Orange County Vector Control has identified mosquitoes testing positive for the West Nile Virus in traps they set up at Villa Park City Hall. They will be notifying Villa Park residents within a 200-300 yard radius of City Hall (63 residents) on Monday, July 30th, and inspecting Wednesday, August 1st, from 8:00 AM to 4:00 PM to investigate the potential sources.

The Orange County Mosquito and Vector Control District (OCMVCD) has warned of West Nile virus as the 1st Mosquito sample of 2018 has been found in Garden Grove. The mosquitoes were collected from the city of Garden Grove, near Garden Grove Blvd. and Newhope St. on July 3, 2018. Read the full West Nile Virus OCMVCD press release. There are no reported birds with West Nile virus, or confirmed cases of human infections at this time in Orange County.

Since 2003, the virus has infected more than 6,500 people in California and killed 292, state health officials said. In California 9 human cases from 6 counties have tested positive for WNV in 2018. No horses have tested positive for WNV in 2018. 50 dead birds from 12 counties have tested positive for WNV in 2018.

Orange County residents are urged to report unusual numbers of mosquitoes, or day-biting mosquitoes, to OCMVCD. For more information, please contact the Orange County Mosquito and Vector Control District at (714) 971-2421 or (949) 654-2421, or visit www.ocvector.org.

Close all unscreened doors and windows to prevent mosquitoes from entering your home or space, and repair broken or damaged screens

Wear long-sleeved shirts and long pants, and opt for lighter colored clothing

Around the home, eliminate breeding sources for mosquitoes:

Dump and drain containers filled with water at least once a week

Clean and scrub bird baths and pet water bowls weekly

Dump water from potted plant saucers

West Nile Virus Transmission

West Nile virus is most commonly spread to people by the bite of an infected mosquito. Mosquitoes become infected when they feed on infected birds. Infected mosquitoes then spread West Nile virus to people and other animals by biting them.